19432350

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 61900800

約数和(自身を除く): 42468450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 31, 35, 42, 45, 50, 62, 63, 70, 75, 90, 93, 105, 126, 150, 155, 175, 186, 199, 210, 217, 225, 279, 310, 315, 350, 398, 434, 450, 465, 525, 558, 597, 630, 651, 775, 930, 995, 1050, 1085, 1194, 1302, 1393, 1395, 1550, 1575, 1791, 1953, 1990, 2170, 2325, 2786, 2790, 2985, 3150, 3255, 3582, 3906, 4179, 4650, 4975, 5425, 5970, 6169, 6510, 6965, 6975, 8358, 8955, 9765, 9950, 10850, 12338, 12537, 13930, 13950, 14925, 16275, 17910, 18507, 19530, 20895, 25074, 29850, 30845, 32550, 34825, 37014, 41790, 43183, 44775, 48825, 55521, 61690, 62685, 69650, 86366, 89550, 92535, 97650, 104475, 111042, 125370, 129549, 154225, 185070, 208950, 215915, 259098, 277605, 308450, 313425, 388647, 431830, 462675, 555210, 626850, 647745, 777294, 925350, 1079575, 1295490, 1388025, 1943235, 2159150, 2776050, 3238725, 3886470, 6477450, 9716175, 19432350]

約数ペア:

[(1, 19432350), (2, 9716175), (3, 6477450), (5, 3886470), (6, 3238725), (7, 2776050), (9, 2159150), (10, 1943235), (14, 1388025), (15, 1295490), (18, 1079575), (21, 925350), (25, 777294), (30, 647745), (31, 626850), (35, 555210), (42, 462675), (45, 431830), (50, 388647), (62, 313425), (63, 308450), (70, 277605), (75, 259098), (90, 215915), (93, 208950), (105, 185070), (126, 154225), (150, 129549), (155, 125370), (175, 111042), (186, 104475), (199, 97650), (210, 92535), (217, 89550), (225, 86366), (279, 69650), (310, 62685), (315, 61690), (350, 55521), (398, 48825), (434, 44775), (450, 43183), (465, 41790), (525, 37014), (558, 34825), (597, 32550), (630, 30845), (651, 29850), (775, 25074), (930, 20895), (995, 19530), (1050, 18507), (1085, 17910), (1194, 16275), (1302, 14925), (1393, 13950), (1395, 13930), (1550, 12537), (1575, 12338), (1791, 10850), (1953, 9950), (1990, 9765), (2170, 8955), (2325, 8358), (2786, 6975), (2790, 6965), (2985, 6510), (3150, 6169), (3255, 5970), (3582, 5425), (3906, 4975), (4179, 4650)]