19894770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1416

約数の個数: 96

約数和(自身を含む): 61731072

約数和(自身を除く): 41836302

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 161, 207, 210, 230, 315, 322, 345, 414, 483, 630, 690, 805, 966, 1035, 1373, 1449, 1610, 2070, 2415, 2746, 2898, 4119, 4830, 6865, 7245, 8238, 9611, 12357, 13730, 14490, 19222, 20595, 24714, 28833, 31579, 41190, 48055, 57666, 61785, 63158, 86499, 94737, 96110, 123570, 144165, 157895, 172998, 189474, 221053, 284211, 288330, 315790, 432495, 442106, 473685, 568422, 663159, 864990, 947370, 1105265, 1326318, 1421055, 1989477, 2210530, 2842110, 3315795, 3978954, 6631590, 9947385, 19894770]

約数ペア:

[(1, 19894770), (2, 9947385), (3, 6631590), (5, 3978954), (6, 3315795), (7, 2842110), (9, 2210530), (10, 1989477), (14, 1421055), (15, 1326318), (18, 1105265), (21, 947370), (23, 864990), (30, 663159), (35, 568422), (42, 473685), (45, 442106), (46, 432495), (63, 315790), (69, 288330), (70, 284211), (90, 221053), (105, 189474), (115, 172998), (126, 157895), (138, 144165), (161, 123570), (207, 96110), (210, 94737), (230, 86499), (315, 63158), (322, 61785), (345, 57666), (414, 48055), (483, 41190), (630, 31579), (690, 28833), (805, 24714), (966, 20595), (1035, 19222), (1373, 14490), (1449, 13730), (1610, 12357), (2070, 9611), (2415, 8238), (2746, 7245), (2898, 6865), (4119, 4830)]