18941650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 45497088

約数和(自身を除く): 26555438

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 25, 26, 35, 46, 50, 65, 70, 91, 115, 130, 161, 175, 181, 182, 230, 299, 322, 325, 350, 362, 455, 575, 598, 650, 805, 905, 910, 1150, 1267, 1495, 1610, 1810, 2093, 2275, 2353, 2534, 2990, 4025, 4163, 4186, 4525, 4550, 4706, 6335, 7475, 8050, 8326, 9050, 10465, 11765, 12670, 14950, 16471, 20815, 20930, 23530, 29141, 31675, 32942, 41630, 52325, 54119, 58282, 58825, 63350, 82355, 104075, 104650, 108238, 117650, 145705, 164710, 208150, 270595, 291410, 378833, 411775, 541190, 728525, 757666, 823550, 1352975, 1457050, 1894165, 2705950, 3788330, 9470825, 18941650]

約数ペア:

[(1, 18941650), (2, 9470825), (5, 3788330), (7, 2705950), (10, 1894165), (13, 1457050), (14, 1352975), (23, 823550), (25, 757666), (26, 728525), (35, 541190), (46, 411775), (50, 378833), (65, 291410), (70, 270595), (91, 208150), (115, 164710), (130, 145705), (161, 117650), (175, 108238), (181, 104650), (182, 104075), (230, 82355), (299, 63350), (322, 58825), (325, 58282), (350, 54119), (362, 52325), (455, 41630), (575, 32942), (598, 31675), (650, 29141), (805, 23530), (905, 20930), (910, 20815), (1150, 16471), (1267, 14950), (1495, 12670), (1610, 11765), (1810, 10465), (2093, 9050), (2275, 8326), (2353, 8050), (2534, 7475), (2990, 6335), (4025, 4706), (4163, 4550), (4186, 4525)]