20198037438

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{3583}}^1$

素因数の和:3974

約数の個数: 96

約数和(自身を含む): 47098920960

約数和(自身を除く): 26900883522

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 311, 318, 342, 477, 622, 933, 954, 1007, 1866, 2014, 2799, 3021, 3583, 5598, 5909, 6042, 7166, 9063, 10749, 11818, 16483, 17727, 18126, 21498, 32247, 32966, 35454, 49449, 53181, 64494, 68077, 98898, 106362, 136154, 148347, 189899, 204231, 296694, 313177, 379798, 408462, 569697, 612693, 626354, 939531, 1114313, 1139394, 1225386, 1709091, 1879062, 2228626, 2818593, 3342939, 3418182, 3608081, 5637186, 6685878, 7216162, 10028817, 10824243, 20057634, 21171947, 21648486, 32472729, 42343894, 59058589, 63515841, 64945458, 118117178, 127031682, 177175767, 190547523, 354351534, 381095046, 531527301, 1063054602, 1122113191, 2244226382, 3366339573, 6732679146, 10099018719, 20198037438]

約数ペア:

[(1, 20198037438), (2, 10099018719), (3, 6732679146), (6, 3366339573), (9, 2244226382), (18, 1122113191), (19, 1063054602), (38, 531527301), (53, 381095046), (57, 354351534), (106, 190547523), (114, 177175767), (159, 127031682), (171, 118117178), (311, 64945458), (318, 63515841), (342, 59058589), (477, 42343894), (622, 32472729), (933, 21648486), (954, 21171947), (1007, 20057634), (1866, 10824243), (2014, 10028817), (2799, 7216162), (3021, 6685878), (3583, 5637186), (5598, 3608081), (5909, 3418182), (6042, 3342939), (7166, 2818593), (9063, 2228626), (10749, 1879062), (11818, 1709091), (16483, 1225386), (17727, 1139394), (18126, 1114313), (21498, 939531), (32247, 626354), (32966, 612693), (35454, 569697), (49449, 408462), (53181, 379798), (64494, 313177), (68077, 296694), (98898, 204231), (106362, 189899), (136154, 148347)]