19684470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2969}}^1$

素因数の和:3009

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 34203210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2969, 3315, 5938, 6630, 8907, 14845, 17814, 29690, 38597, 44535, 50473, 77194, 89070, 100946, 115791, 151419, 192985, 231582, 252365, 302838, 385970, 504730, 578955, 656149, 757095, 1157910, 1312298, 1514190, 1968447, 3280745, 3936894, 6561490, 9842235, 19684470]

約数ペア:

[(1, 19684470), (2, 9842235), (3, 6561490), (5, 3936894), (6, 3280745), (10, 1968447), (13, 1514190), (15, 1312298), (17, 1157910), (26, 757095), (30, 656149), (34, 578955), (39, 504730), (51, 385970), (65, 302838), (78, 252365), (85, 231582), (102, 192985), (130, 151419), (170, 115791), (195, 100946), (221, 89070), (255, 77194), (390, 50473), (442, 44535), (510, 38597), (663, 29690), (1105, 17814), (1326, 14845), (2210, 8907), (2969, 6630), (3315, 5938)]