16219190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 34292160

約数和(自身を除く): 18072970

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 179, 205, 221, 358, 410, 442, 533, 697, 895, 1066, 1105, 1394, 1790, 2210, 2327, 2665, 3043, 3485, 4654, 5330, 6086, 6970, 7339, 9061, 11635, 14678, 15215, 18122, 23270, 30430, 36695, 39559, 45305, 73390, 79118, 90610, 95407, 124763, 190814, 197795, 249526, 395590, 477035, 623815, 954070, 1247630, 1621919, 3243838, 8109595, 16219190]

約数ペア:

[(1, 16219190), (2, 8109595), (5, 3243838), (10, 1621919), (13, 1247630), (17, 954070), (26, 623815), (34, 477035), (41, 395590), (65, 249526), (82, 197795), (85, 190814), (130, 124763), (170, 95407), (179, 90610), (205, 79118), (221, 73390), (358, 45305), (410, 39559), (442, 36695), (533, 30430), (697, 23270), (895, 18122), (1066, 15215), (1105, 14678), (1394, 11635), (1790, 9061), (2210, 7339), (2327, 6970), (2665, 6086), (3043, 5330), (3485, 4654)]